Home / 9,298,029.72-12,832,803.90-7,746,831.12

Finding the Fourth Proportional to 9,298,029.72, 12,832,803.90 and 7,746,831.12

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Solution

The fourth proportional to 9,298,029.72, 12,832,803.90 and 7,746,831.12 is: 10,691,895.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298,029.72 : 12,832,803.90 = 7,746,831.12 : x
  2. Step 2: Convert to fraction form
    9,298,029.72/12,832,803.90 = 7,746,831.12/x
  3. Step 3: Cross multiply
    9,298,029.72x = 12,832,803.90 × 7,746,831.12
  4. Step 4: Simplify right side
    9,298,029.72x = 99,413,564,609,377.38
  5. Step 5: Solve for x
    x = 99,413,564,609,377.38/9,298,029.72
  6. Step 6: Final answer
    x = 10,691,895.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.